Add PHPREDIS_GET_OBJECT and PHPREDIS_ZVAL_GET_OBJECT macros

Author: yatsukhnenko

common.h

@@ -13,7 +13,8 @@
 #include <ext/standard/php_smart_string.h>
 
 #define PHPREDIS_ZVAL_IS_STRICT_FALSE(z) (Z_TYPE_P(z) == IS_FALSE)
-#define PHPREDIS_GET_OBJECT(class_entry, z) (class_entry *)((char *)Z_OBJ_P(z) - XtOffsetOf(class_entry, std))
+#define PHPREDIS_GET_OBJECT(class_entry, o) (class_entry *)((char *)o - XtOffsetOf(class_entry, std))
+#define PHPREDIS_ZVAL_GET_OBJECT(class_entry, z) PHPREDIS_GET_OBJECT(class_entry, Z_OBJ_P(z))
 
 /* NULL check so Eclipse doesn't go crazy */
 #ifndef NULL

redis.c

@@ -567,7 +567,7 @@ static void cluster_cache_dtor(zend_resource *rsrc) {
 void
 free_redis_object(zend_object *object)
 {
-    redis_object *redis = (redis_object *)((char *)(object) - XtOffsetOf(redis_object, std));
+    redis_object *redis = PHPREDIS_GET_OBJECT(redis_object, object);
 
     zend_object_std_dtor(&redis->std);
     if (redis->sock) {
@@ -600,7 +600,7 @@ redis_sock_get_instance(zval *id, int no_throw)
     redis_object *redis;
 
     if (Z_TYPE_P(id) == IS_OBJECT) {
-        redis = PHPREDIS_GET_OBJECT(redis_object, id);
+        redis = PHPREDIS_ZVAL_GET_OBJECT(redis_object, id);
         if (redis->sock) {
             return redis->sock;
         }
@@ -1012,7 +1012,7 @@ redis_connect(INTERNAL_FUNCTION_PARAMETERS, int persistent)
         port = 6379;
     }
 
-    redis = PHPREDIS_GET_OBJECT(redis_object, object);
+    redis = PHPREDIS_ZVAL_GET_OBJECT(redis_object, object);
     /* if there is a redis sock already we have to remove it */
     if (redis->sock) {
         redis_sock_disconnect(redis->sock, 0);

redis_array.c

@@ -178,7 +178,7 @@ zend_object_handlers redis_array_object_handlers;
 void
 free_redis_array_object(zend_object *object)
 {
-    redis_array_object *obj = (redis_array_object *)((char *)(object) - XtOffsetOf(redis_array_object, std));
+    redis_array_object *obj = PHPREDIS_GET_OBJECT(redis_array_object, object);
 
     if (obj->ra) {
         if (obj->ra->prev) redis_array_free(obj->ra->prev);
@@ -214,7 +214,7 @@ redis_array_get(zval *id)
     redis_array_object *obj;
 
     if (Z_TYPE_P(id) == IS_OBJECT) {
-        obj = PHPREDIS_GET_OBJECT(redis_array_object, id);
+        obj = PHPREDIS_ZVAL_GET_OBJECT(redis_array_object, id);
         return obj->ra;
     }
     return NULL;
@@ -224,7 +224,7 @@ PHP_REDIS_API int
 ra_call_user_function(HashTable *function_table, zval *object, zval *function_name, zval *retval_ptr, uint32_t param_count, zval params[])
 {
     if (object) {
-        redis_object *redis = PHPREDIS_GET_OBJECT(redis_object, object);
+        redis_object *redis = PHPREDIS_ZVAL_GET_OBJECT(redis_object, object);
         if (redis->sock->auth &&
             redis->sock->status != REDIS_SOCK_STATUS_CONNECTED &&
             redis_sock_server_open(redis->sock) == SUCCESS
@@ -366,7 +366,7 @@ PHP_METHOD(RedisArray, __construct)
         ra->auto_rehash = b_autorehash;
         ra->connect_timeout = d_connect_timeout;
         if(ra->prev) ra->prev->auto_rehash = b_autorehash;
-        obj = PHPREDIS_GET_OBJECT(redis_array_object, getThis());
+        obj = PHPREDIS_ZVAL_GET_OBJECT(redis_array_object, getThis());
         obj->ra = ra;
     }
 }

redis_array_impl.c

@@ -67,7 +67,7 @@ ra_load_hosts(RedisArray *ra, HashTable *hosts, zend_string *auth, long retry_in
         call_user_function(&redis_ce->function_table, &ra->redis[i], &z_cons, &z_ret, 0, NULL);
         zval_dtor(&z_ret);
 
-        redis = PHPREDIS_GET_OBJECT(redis_object, &ra->redis[i]);
+        redis = PHPREDIS_ZVAL_GET_OBJECT(redis_object, &ra->redis[i]);
 
         /* create socket */
         redis->sock = redis_sock_create(host, host_len, port, ra->connect_timeout, ra->read_timeout, ra->pconnect, NULL, retry_interval);

redis_cluster.c

@@ -334,7 +334,7 @@ zend_object * create_cluster_context(zend_class_entry *class_type) {
 
 /* Free redisCluster context */
 void free_cluster_context(zend_object *object) {
-    redisCluster *cluster = (redisCluster*)((char*)(object) - XtOffsetOf(redisCluster, std));
+    redisCluster *cluster = PHPREDIS_GET_OBJECT(redisCluster, object);
 
     cluster_free(cluster, 0);
     zend_object_std_dtor(&cluster->std);

redis_cluster.h

@@ -10,8 +10,7 @@
 #define REDIS_CLUSTER_MOD   (REDIS_CLUSTER_SLOTS-1)
 
 /* Get attached object context */
-#define GET_CONTEXT() \
-    ((redisCluster *)((char *)Z_OBJ_P(getThis()) - XtOffsetOf(redisCluster, std)))
+#define GET_CONTEXT() PHPREDIS_ZVAL_GET_OBJECT(redisCluster, getThis())
 
 /* Command building/processing is identical for every command */
 #define CLUSTER_BUILD_CMD(name, c, cmd, cmd_len, slot) \

redis_sentinel.c

@@ -93,7 +93,7 @@ PHP_METHOD(RedisSentinel, __construct)
         }
     }
 
-    obj = PHPREDIS_GET_OBJECT(redis_sentinel_object, getThis());
+    obj = PHPREDIS_ZVAL_GET_OBJECT(redis_sentinel_object, getThis());
     obj->sock = redis_sock_create(ZSTR_VAL(host), ZSTR_LEN(host), port,
         timeout, read_timeout, persistent, persistent_id, retry_interval);
 }

sentinel_library.c

@@ -5,7 +5,7 @@ static zend_object_handlers redis_sentinel_object_handlers;
 static void
 free_redis_sentinel_object(zend_object *object)
 {
-    redis_sentinel_object *obj = (redis_sentinel_object *)((char *)(object) - XtOffsetOf(redis_sentinel_object, std));
+    redis_sentinel_object *obj = PHPREDIS_GET_OBJECT(redis_sentinel_object, object);
 
     if (obj->sock) {
         redis_sock_disconnect(obj->sock, 0);